From: Changes of laryngeal parameters during intrauterine life
(HBD) Fetal month | Length in midline | Length of lamina | Width of lamina | Distance between bases of the greater horn | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Male | Female | Male | Female | Male | Female | Male | Female | ||||
 |  |  | R | L | R | L | R | L | R | L |  |  |
13 | 4.7 | 4.8 | 5.8 | 5.7 | 5.5 | 5.6 | 3.1 | 3.1 | 2.9 | 2.8 | 6.3 | 6.4 |
14 | 4.7 | 4.9 | 5.8 | 5.7 | 5.5 | 5.7 | 3.1 | 3.1 | 2.9 | 2.9 | 6.4 | 6.5 |
15 | 4.8 | 4.9 | 6.0 | 6.1 | 5.9 | 5.9 | 3.2 | 3.2 | 3.0 | 3.0 | 6.5 | 6.5 |
16 | 4.9 | 4.8 | 6.0 | 6.2 | 6.0 | 6.0 | 3.3 | 3.4 | 3.1 | 3.1 | 6.6 | 6.7 |
17 | 4.9 | 5.0 | 6.1 | 6.2 | 6.1 | 6.0 | 3.4 | 3.4 | 3.2 | 3.2 | 6.7 | 6.8 |
18 | 5.0 | 5.0 | 6.7 | 6.7 | 6.2 | 6.4 | 3.4 | 3.4 | 3.2 | 3.2 | 6.8 | 6.8 |
19 | 5.3 | 5.4 | 6.8 | 6.8 | 6.5 | 6.6 | 3.5 | 3.5 | 3.3 | 3.3 | 6.9 | 6.9 |
20 | 5.4 | 5.4 | 7.0 | 7.1 | 7.0 | 7.0 | 3.7 | 3.7 | 3.5 | 3.5 | 7.1 | 7.0 |
21 | 5.4 | 5.6 | 7.1 | 7.2 | 7.0 | 7.1 | 3.7 | 3.7 | 3.5 | 3.5 | 7.3 | 7.4 |
22 | 5.6 | 5.6 | 7.3 | 7.4 | 7.3 | 7.3 | 3.8 | 3.8 | 3.5 | 3.5 | 7.6 | 7.5 |
23 | 5.7 | 5.7 | 7.2 | 7.3 | 7.1 | 7.1 | 3.7 | 3.7 | 3.5 | 3.5 | 7.6 | 7.5 |
24 | 5.8 | 5.8 | 7.3 | 7.4 | 7.3 | 7.3 | 4.1 | 4.1 | 3.5 | 3.5 | 7.8 | 7.5 |
25 | 5.8 | 5.9 | 7.3 | 7.4 | 7.3 | 7.3 | 4.2 | 4.3 | 3.5 | 3.5 | 7.8 | 7.6 |
26 | 5.9 | 6.0 | 7.4 | 7.4 | 7.3 | 7.3 | 4.4 | 4.4 | 3.5 | 3.5 | 7.9 | 7.9 |
27 | 6.0 | 6.0 | 7.5 | 7.6 | 7.4 | 7.4 | 4.5 | 4.5 | 3.6 | 3.6 | 8.0 | 7.7 |